#644DAE#644DAE

#644DAE is a mid, vivid violet. Relative luminance 0.111; OKLCH L 49.4% C 0.149 H 290.9°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#644DAE
RGB	rgb(100, 77, 174)
HSL	hsl(254, 39%, 49%)
HSV	hsv(254, 56%, 68%)
CMYK	cmyk(42.5%, 55.7%, 0%, 31.8%)
CIE-LAB	lab(39.70, 33.35, -48.80)
CIE-LCH	lch(39.70, 59.11, 304.35°)
OKLab	oklab(49.4% 0.0529 -0.1388)
OKLCH	oklch(49.4% 0.149 290.9)
XYZ	xyz(15.5473, 11.0726, 41.3543)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DAE #97AE4D

analogous

#4D67AE #644DAE #954DAE

triadic

#644DAE #AE644D #4DAE64

tetradic

#644DAE #AE4D67 #97AE4D #4DAE95

square

#644DAE #AE4D67 #97AE4D #4DAE95

split-complementary

#644DAE #AE954D #67AE4D

monochromatic

#332759 #4C3A84 #644DAE #8876C2 #ADA0D5

Accessibility & contrast

On white

6.53

#644DAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#644DAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DAE

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DAE	#FFFFFF	#000000	##FFFFFF
##644DAE	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5FB1

Deuteranopia (green-blind)

#205BAC

Tritanopia (blue-blind)

#4F6276

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #644dae;
/* rgb */ color: rgb(100, 77, 174);
/* oklch */ color: oklch(49.4% 0.149 290.9);

Tailwind

colors: {
  custom: {
    50: '#957fc7',
    500: '#644dae',
    950: '#000000',
  },
}

SCSS

$custom: #644dae;
$custom-light: #957fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#644dae",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 174
  },
  "hsl": {
    "h": 254.227,
    "s": 38.645,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49402,
    "c": 0.14856,
    "h": 290.9
  },
  "luminance": 0.11073
}

Semantic roles & 50–950 ramp

primary

#644DAE

secondary

#B7C295

accent

#CF59B3

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #644DAE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →